Tuner is a podcast about music hosted by Brian Barone and John Lagomarsino. We go inside your favorite pop songs to find out what makes them tick, and why we really like them. New episodes released every other Monday.

Twenty-one years after its debut, Mariah Carey’s Christmas anthem “All I Want For Christmas Is You” finally broke into the Billboard Top Twenty for the first time this year. In this special Tiny Tuner bonus episode, we listen to the ways it uses the template for hits of Christmas past to make a classic of Christmas present—and maybe future, too.